WARSAW, April 4. /TASS/. Poland lauded Finland’s accession to NATO as a factor that will guarantee the security of the Polish republic, the North Atlantic Alliance and the entire world, Polish Prime Minister Mateusz Morawiecki said on Tuesday.

"Finland is now in NATO! Congratulations!" he wrote on Twitter.

"From this day forward, the alliance encompasses 31 countries," Morawiecki said. "Strong partners provide a guarantee of security for Poland, our region and the entire world," he maintained.